Hardecker J (2 results)

Single Issue Magazine. Condition: Good. First Edition. 32 pages. Features: Front cover Thompson Valves ad salutes Inter-Island Airways which serves the Hawaiian Islands; The Paddle Wheel (Rotary) Airfoil System of Dr. Adolf K. Rohrbach of Berlin - illustrated article with photo; Water Tight Compartments of Flying Boat Hulls; Variation of rate of Climb with Altitude; New Planes and Engines - Curtiss Condor, Longren Biplane, Northrup Monoplane, Wright Whirlwind R-1510; General Crocco Discusses Hydro-Aviation; Effect of Gap Between Stabilizer and Elevator; The Decibel; Facilitating the Handling of Cargo; Operating Wrinkles on United; Airway Versus Railway; Aircraft Control Wheels; Pan-American to buy giant flying boats from Sikorsky (S-40) and the Glenn L. Martin Co. (artist's rendering); Industry News; New Products; Book Reviews; Racon Electric Co. ad on back cover shows their 9 Unit airplane horn used to direct the landing of the "Akron"; and more. Unmarked with average wear. A sound vintage copy.; 4to - over 9¾" - 12" tall; Aviation Engineering (Magazine), February (Feb.) 1933 - The Curtiss Condor / The Wright Whirlwind R-1510 Dr. Adolf K. Rohrbach Rotary airfoil System Thompson Valves ad salutes Inter-Island Airways which serves the Hawaiian Islands; The Paddle Wheel (Rota.

Single Issue Magazine. Condition: Good. First Edition. 32 pages. Features: Front cover Thompson Valves ad salutes Canadian Airways Limited; Shank Proportions of Aircraft Connecting Rods; Construction of Aircraft Fuel Tanks; The Effect of Change of Weight on Airplane Performance; The Value of Weight Saving in Aircraft Design; Notes on Stresses in Metal Covering Under the Action of a Uniformly Distributed Load; Copper Hydrogen Electric Welding; The New Boeing Transport; Pratt & Whitney Two-Row Engine Development; World Aviation; The Servo Control System; Bumps Due to Gusts; A Radio System for Fog Landings; The Debrie Camera; New features of the Macon; New Products; Haskelite ad features prominent illustration of the Boeing 247; Back cover Racon Electric Co. ad includes photo of huge crowd at Cleveland air races last year; and more. Unmarked with average wear. A sound vintage copy.; 4to - over 9¾" - 12" tall; Aviation Engineering (Magazine), April (Apr.) 1933 - Editorial on the Akron Disaster / New Boeing Transport Thompson Valves ad salutes Canadian Airways Limited; Shank Proportions of Aircraft Connecting Rods; Construction of Aircraft Fuel Tanks; The Effec.